Situation of several quarantine pests in Lithuania in 2002

National surveys were carried in Lithuania for the presence of several quarantine pests. The results for 2002 are presented below. Earlier surveys (2000) had been presented in EPPO RS 2000/136.

Cacoecimorpha pronubana* (EPPO A2 quarantine pest) was trapped (Delta traps) in 1 nursery of flowering and other ornamental plants. Present, found in 1 nursery of ornamentals.

Clavibacter michiganensis subsp. michiganensis** (EPPO A2 quarantine pest) was detected in one glasshouse of tomatoes. All infected tomatoes were destroyed, and other plants were put under strict surveillance. Present, found in 1 glasshouse, under eradication.

Clavibacter michiganensis subsp. sepedonicus (EPPO A2 quarantine pest): 8 outbreaks were found, 6 of them were new. 8 potato cultivars were found infected (226.5 tons) by the bacterium, including 7 cultivars of seed potatoes (139 tons) and 1 cultivar of ware potatoes (87.5 tons). All contaminated potatoes were used for human or animal consumption. Present, found in a few areas (8 outbreaks), under eradication.

Ditylenchus destructor (EU Annexes): 24 outbreaks were found in potato farms, including 17 new outbreaks. 628.4 tons of potatoes were infested by the nematode, including 476.9 tons of seed potatoes. All infested potatoes were used for human or animal consumption. Present, found in a few areas (24 outbreaks), under eradication.

Ditylenchus dipsaci (EPPO A2 quarantine pest): 6 outbreaks were found in 2002. 4 outbreaks were found in peat bogs (14500 tons), and 2 outbreaks on flower bulbs grown on peat. All contaminated bulbs were destroyed, and commercialisation of infested peat was prohibited. Present, found in a few areas (6 outbreaks), under eradication.

Frankliniella occidentalis (EPPO A2 quarantine pest): 4 outbreaks were observed in 1 botanical garden (50 plants) and in 3 glasshouses of flower production (0.264 ha). All infested plants were destroyed and glasshouses were disinfected. Present, found in a few areas (4 outbreaks), under glasshouse only, under eradication.

Globodera rostochiensis (EPPO A2 quarantine pest): 61 outbreaks were found on a total of 344.059 ha. On infested areas it is now prohibited to grow potatoes and any other propagating material. Present, found in some areas (61 outbreaks), under eradication.

Liriomyza bryoniae (EU Annexes) : 24 outbreaks were found in vegetable and ornamental glasshouse crops. All infested plants were destroyed and glasshouses were disinfected. Present, found in a few areas (24 outbreaks), on glasshouse vegetable and ornamental crops only, under eradication.

Plum pox potyvirus (EPPO A2 quarantine pest): 28 orchards and nurseries were inspected (231.99 ha were inspected, out of a total area of 1195.05 ha). 3 outbreaks were found (one of them is new). 439 plum trees (Prunus domestica) were infected. 400 trees were pulled out and destroyed by burning. 39 trees could not be destroyed as the grower refused to do so without compensation. Present, found in a few areas (3 outbreaks) on Prunus domestica, under eradication.

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* The EPPO Secretariat had previously no data on the occurrence of this pest in Lithuania.

** This confirms earlier doubtful records.

Sources

European Union funding:
For a three-year period (2018-12-11 to 2021-12-10), EPPO has been awarded an EU grant for the further development of the EPPO code system (agreement nb: SANTE/2018/G5/EPPO/SI2.793173). The EU Commission is not responsible for any use that may be made of the information from this project subsequently included in the EPPO Global Database.